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/*
Runda 4 - 
*/

#include<cstdio>
#include<iostream>
#include<algorithm>
#include<string>
#include<vector>
#include<cmath>
#include<queue>
#include<queue>
#include<stack>
#include<bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
#include <chrono>

using namespace std;
using namespace __gnu_pbds;

typedef vector<int> VI;
typedef vector<VI> VVI;
typedef long long LL;
typedef unsigned long long ULL;
typedef long double LD;
typedef pair<int, int> PII;
typedef pair<LL, LL> PLL;
typedef vector<LL> VLL;
typedef vector<LD> VLD;
typedef vector<VLL > VVLL;
typedef vector<VLD > VVLD;
typedef vector<PII > VPII;
typedef vector<PLL > VPLL;
template<class T> using min_heap = priority_queue<T, vector<T>, greater<T>>;
template<class T> using max_heap = priority_queue<T>;

#define FOR(x, b, e) for(int x=b; x<=(e); ++x)
#define FORD(x, b, e) for(int x=b; x>=(e); --x)
#define REP(x, n) for(int x=0; x<(n); ++x)
#define VAR(v, n) __typeof(n) v = (n)
#define ALL(c) (c).begin(), (c).end()
#define SIZE(x) ((int)(x).size())
#define FOREACH(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i)
#define PB push_back
#define ST first
#define ND second
#define THIS (*this)
#define LSB(x) (x & -x)
#define SQR(x) ((x)*(x))

int INF = 1e9;

class MaxTree {
    private:
    VI el;
    int s = 1;

    public:
    MaxTree(int size) {
        while (s < size) s <<= 1;
        el.assign(2 * s, 0);
    }
    void set(int p, int c) {
        for(p += s, el[p] = c, p >>= 1; p; p >>= 1) el[p] = max(el[p << 1], el[(p << 1) + 1]);
    }
    int get() { return el[1]; }
    int get(int l, int r) {
        l += s; r += s;
        int res = -INF;
        while(l < r) {
            if(l & 1) res = max(res, el[l++]);
            if(!(r & 1)) res = max(res, el[r--]);
            l >>= 1;
            r >>= 1;
        }
        if(l == r) res = max(res, el[l]);
        return res;
    }
};

int main() {
	ios_base::sync_with_stdio(0);
    cin.tie(NULL); cout.tie(NULL);
    int n; cin >> n;
    VI a(n);
    int maxVal = 0, maxPos = -1;
    REP(i, n) {
        cin >> a[i];
        if (a[i] > maxVal) maxVal = a[i], maxPos = i;
    }
    int ans = 0;
    MaxTree best(maxVal + 2);
    min_heap<int> current;
    int i = maxPos;
    REP(j, n) {
        while (!current.empty() && current.top() <= a[i]) {
            int x = current.top(); current.pop();
            best.set(x, 0);
        }
        best.set(a[i], best.get() + 1);
        current.push(a[i]);
        ans = max(ans, best.get());
        i = (i - 1 + n) % n;
    }
    cout << ans << '\n';

    return 0;
}